docs: prepare docs for next version (0.1.5)

[smintz]

This change is 

[codecov]

Codecov Report

Merging #195 (1e2a42d) into master (124594e) will not change coverage.
The diff coverage is n/a.

❗ Current head 1e2a42d differs from pull request most recent head 9613920. Consider uploading reports for the commit 9613920 to get more accurate results

@@           Coverage Diff           @@
##           master     #195   +/-   ##
=======================================
  Coverage   63.37%   63.37%           
=======================================
  Files          15       15           
  Lines        1256     1256           
=======================================
  Hits          796      796           
  Misses        381      381           
  Partials       79       79           

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